I got it done last night, found a shady website that had all the Tis files for most bmw work. Ill cook up a quick DIY too for other future reference. Its the exact same process for M3's diff fluid change aswell.

///M5 LCI
"It's like the F10 is the 911 Turbo to the E60's GT3" -Pistonheads (M5 feature)